Zoom 0.5 added in eeschema and pcbnew. Some artefacts when drawings filled zones accepted.

eeschema/class_screen.cpp

@@ -79,10 +79,11 @@ void SCH_ITEM::Place( WinEDA_SchematicFrame* frame, wxDC* DC )
 /* Class SCH_SCREEN: classe de gestion d'un affichage pour schematique */
 /***********************************************************************/
 
-/* Default EESchema zoom values. Limited to 15 values to keep a decent size to menus */
+/* Default EESchema zoom values. Limited to 17 values to keep a decent size to menus
+*/
 static int SchematicZoomList[] =
 {
-    10, 15, 20, 30, 40, 60, 80, 120, 160, 230, 320, 480, 640, 800, 1280
+    5, 7, 10, 15, 20, 30, 40, 60, 80, 120, 160, 230, 320, 480, 640, 800, 1280
 };
 
 #define SCHEMATIC_ZOOM_LIST_CNT  ( sizeof( SchematicZoomList ) / \

include/build_version.h

@@ -9,7 +9,7 @@ COMMON_GLOBL wxString g_BuildVersion
 #    include "config.h"
      (wxT(KICAD_SVN_VERSION))
 #  else
-     (wxT("(20090206-unstable)")) /* main program version */
+     (wxT("(20090214-RC1)")) /* main program version */
 #  endif
 #endif
 ;
@@ -20,7 +20,7 @@ COMMON_GLOBL wxString g_BuildAboutVersion
 #    include "config.h"
      (wxT(KICAD_ABOUT_VERSION))
 #  else
-     (wxT("(20090206-unstable)")) /* svn date & rev (normally overridden) */
+     (wxT("(20090214-RC1)")) /* svn date & rev (normally overridden) */
 #  endif
 #endif
 ;

include/id.h

@@ -213,15 +213,16 @@ enum main_id {
 	ID_POPUP_ZOOM_SELECT,
 	ID_POPUP_ZOOM_CENTER,
 
-    /* Reserve IDs for popup menu zoom levels.  If you need more than 15
+    /* Reserve IDs for popup menu zoom levels.  If you need more
      * levels of zoom, change ID_POPUP_ZOOM_LEVEL_END.  Note that more
      * than 15 entries in a context submenu may get too large to display
      * cleanly.  Add any additional popup zoom IDs above here or the
      * zoom event handler will not work properly.
-     * currently set to 18. This is a compromise for pcbnew. For schematic 15 is enought
+     * currently room is provided for 32 levels (this is a very large value).
+     * Pcbnew use 18 values. For schematic 15 is enought
      */
 	ID_POPUP_ZOOM_LEVEL_START,
-	ID_POPUP_ZOOM_LEVEL_END = ID_POPUP_ZOOM_LEVEL_START + 18,
+	ID_POPUP_ZOOM_LEVEL_END = ID_POPUP_ZOOM_LEVEL_START + 32,
 	ID_POPUP_ZOOM_END_RANGE,		 // last zoom id
 
 	ID_POPUP_GRID_PLUS,

pcbnew/classpcb.cpp

@@ -13,14 +13,15 @@
 
 
 /* Default pcbnew zoom values.
-  * Limited to 18 values to keep a decent size to menus
+  * Limited to 19 values to keep a decent size to menus
   * 15 it better but does not allow a sufficient number of values
   * roughtly a 1.5 progression.
   * The last 2 values is  handy when somebody uses a library import of a module
   * (or foreign data) which has a bad coordinate
   * Also useful in Gerbview for this reason.
+  * Zoom 5 and 10 can create artefacts when drawing (integer overflow in low level graphic functions )
  */
-static const int PcbZoomList[] = { 10, 15, 22, 30, 45, 70, 100, 150, 220, 350, 500, 800, 1200,
+static const int PcbZoomList[] = { 5, 10, 15, 22, 30, 45, 70, 100, 150, 220, 350, 500, 800, 1200,
                                    2000, 3500, 5000, 10000, 20000 };
 
 #define PCB_ZOOM_LIST_CNT ( sizeof( PcbZoomList ) / sizeof( int ) )